109240650 has 132 divisors (see below), whose sum is σ = 313016982. Its totient is φ = 28343520.

The previous prime is 109240609. The next prime is 109240673. The reversal of 109240650 is 56042901.

109240650 is a `hidden beast` number, since 1 + 0 + 9 + 2 + 4 + 0 + 650 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 99261369 + 9979281 = 9963^2 + 3159^2 .

It is a super-2 number, since 2×109240650² = 23867039224845000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 65 ways as a sum of consecutive naturals, for example, 2952432 + ... + 2952468.

Almost surely, 2^109240650 is an apocalyptic number.

109240650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 109240650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156508491).

109240650 is an abundant number, since it is smaller than the sum of its proper divisors (203776332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109240650 is an frugal number, since it uses more digits than its factorization.

109240650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 109240650 is about 10451.8251994568. The cubic root of 109240650 is about 478.0369041843.

The spelling of 109240650 in words is "one hundred nine million, two hundred forty thousand, six hundred fifty".